Condensed Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Cash Flows from Operating Activities:
Net (Loss) Income	$ (3,881)	$ 3,512
Adjustments to Reconcile Net (Loss) Income to Net Cash Provided by Operating Activities:
Depreciation	13,601	11,899
Amortization of Deferred Charges	8,896	4,239
Amortization of Intangible Assets	2,058	3,148
Deferred Tax	(271)
Non-Cash Share Based Compensation	833	721
Equity in Net Loss of Unconsolidated Entities	188	345
Loss (Gain) on Foreign Currency Exchange	93	(5,017)
Changes in:
Deferred Drydocking Charges	(4,098)	(6,584)
Accounts Receivable	1,566	(1,774)
Inventories and Other Current Assets	904	3,852
Other Assets	(500)	301
Accounts Payable and Accrued Liabilities	(3,727)	641
Other Long-Term Liabilities	(3,945)	4,511
Net Cash Provided by Operating Activities	11,717	19,794
Cash Flows from Investing Activities:
Principal payments received under Direct Financing Leases		558
Capital Improvements to Vessels and Other Assets	(6,547)	(7,518)
Investment in Unconsolidated Entities	(7,886)	(500)
Net Decrease (Increase) in Restricted Cash Account	2,499	(9,825)
Acquisition of United Ocean Services, LLC, net of cash acquired		(2,475)
Proceeds from Payments on Note Receivables	2,124	3,657
Net Cash Used In Investing Activities	(9,810)	(16,103)
Cash Flows from Financing Activities:
Issuance of Preferred Stock		23,480
Proceeds from Issuance of Debt	18,000	22,000
Repayment of Debt	(17,511)	(41,840)
Additions to Deferred Financing Charges	(339)	(693)
Dividends Paid	(6,250)	(4,120)
Net Cash Used In Financing Activities	(6,100)	(1,173)
Net (Decrease) Increase in Cash and Cash Equivalents	(4,193)	2,518
Cash and Cash Equivalents at Beginning of Period	20,010	19,868
Cash and Cash Equivalents at End of Period	15,817	22,386
Supplemental Disclosure of non-cash investing activities
Additions to vessels, property, plant and equipment included in accounts payable and other accrued expenses	$ 716	$ 596